Perceptive Advisors ATXS Position
Active8-Fund ConvergencePerceptive Advisors held their position in Astria Therapeutics Inc. (ATXS) in Q4 2025, holding $84.9M worth of shares across 6,485,420 shares.
The position was first reported in Q1 2023 and has been tracked across 12 quarterly 13F filings.
ATXS is a convergence signal: 8 specialist biotech funds hold this stock, suggesting high institutional conviction.
There is an upcoming Phase 3 readout for navenibart in 349 days (Mar 31, 2027), making the timing of Perceptive's position particularly relevant.
About Astria Therapeutics Inc.
Astria Therapeutics, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of therapeutics for rare and niche allergic, and immunological diseases in the United States. Its lead product candidate is STAR-0215, a monoclonal antibody inhibitor of plasma kallikrein, which is in preclinical development stage for the treatment of hereditary angioedema. The company was formerly known as Catabasis Pharmaceuticals, Inc. and changed its name to Astria Therapeutics, Inc. in September 2021. Astria Therapeutics, Inc. was incorporated in 2008 and is based in Boston, Massachusetts.
Full company profile →Perceptive Advisors ATXS Position History
| Quarter | Action | Shares | Change | Value |
|---|---|---|---|---|
| Q4 2025 | Held | 6,485,420 | — | $84.9M |
| Q3 2025 | Held | 6,485,420 | — | $47.2M |
| Q2 2025 | Held | 6,485,420 | — | $34.8M |
| Q1 2025 | Held | 6,485,420 | — | $34.6M |
| Q4 2024 | Held | 6,485,420 | — | $58.0M |
| Q3 2024 | Held | 6,485,420 | — | $71.4M |
| Q2 2024 | Held | 6,485,420 | — | $59.0M |
| Q1 2024 | Increased | 6,485,420 | +2,481,350 | $91.3M |
| Q4 2023 | Increased | 4,004,070 | +1,814,608 | $30.8M |
| Q3 2023 | Held | 2,189,462 | — | $16.3M |
| Q2 2023 | Held | 2,189,462 | — | $18.2M |
| Q1 2023 | New | 2,189,462 | +2,189,462 | $29.1M |
Frequently Asked Questions
Does Perceptive Advisors own ATXS?
Yes. As of Q4 2025, Perceptive Advisors holds 6,485,420 shares of Astria Therapeutics Inc. (ATXS) valued at $84.9M. This data comes from their SEC 13F filing.
How many hedge funds own ATXS?
8 specialist biotech hedge funds currently hold ATXS, including RA Capital Management, Driehaus Capital, Deep Track Capital and 4 more. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did Perceptive Advisors first buy ATXS?
Perceptive Advisors's position in ATXS was first reported in Q1 2023. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is Perceptive Advisors's ATXS position increasing or decreasing?
Perceptive Advisors held their ATXS position unchanged in the most recent quarter.
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